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Clarify what it doesby Boldra (Deacon) |
on May 31, 2012 at 08:48 UTC ( [id://973467]=note: print w/replies, xml ) | Need Help?? |
It would make $bar-XX>method() safe if $bar is undefined, but what if $bar is a scalar? Or an unblessed reference? Or an array ref? or a coderef? Would the same operator work for fetching elements of array refs and or keys of hashrefs, or only for methods?
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